CVE-2026-58662

Apache Thrift: C++ THeaderTransport::readString() info-header length bounds bypass

CRITICAL

9.1

CVSS Score

Published: July 27, 2026 at 11:17 AM UTC

Updated: October 24, 2026 at 01:10 PM UTC

1 product affected across 1 vendorThrift

Using Apache Thrift by Apache Software Foundation?

Get instant alerts when new vulnerabilities affect Apache Thrift - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

CRITICAL9.1

Exploit prediction

EPSS 1%

SSVC

No known exploit

Description

Improper Validation of Specified Quantity in Input, Out-of-bounds Read vulnerability in Apache Thrift C++ bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Thrift · Apachepypi

95%

v < 0.24.0

Affected range stops below 0.24.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

Vendor AdvisoryRelease Notes

Source: cverecord

https://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb109g8b9

Vendor Advisory

Source: cverecord

https://lists.apache.org/thread/13mzvylr3r3nktxrh5k1h30ng1t1sw1d

Mailing ListThird Party Advisory

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.openwall.com/lists/oss-security/2026/07/24/45

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

9.1CRITICAL[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusANALYZED

CWE

CWE-1284CWE-125

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create account Sign in

Free plan, no card